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Subject[PATCH 03/18] [PATCH] BLOCK: Stop fallback_migrate_page() from using page_has_buffers() [try #4]
Date
From: David Howells <dhowells@redhat.com>

Stop fallback_migrate_page() from using page_has_buffers() since that might not
be available. Use PagePrivate() instead since that's more general.

Signed-Off-By: David Howells <dhowells@redhat.com>
---

mm/migrate.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/mm/migrate.c b/mm/migrate.c
index 3f1e0c2..0227163 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -525,7 +525,7 @@ static int fallback_migrate_page(struct
* Buffers may be managed in a filesystem specific way.
* We must have no buffers or drop them.
*/
- if (page_has_buffers(page) &&
+ if (PagePrivate(page) &&
!try_to_release_page(page, GFP_KERNEL))
return -EAGAIN;

-
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